CN209853622U - Ratchet wheel device for crane - Google Patents
Ratchet wheel device for crane Download PDFInfo
- Publication number
- CN209853622U CN209853622U CN201920207519.5U CN201920207519U CN209853622U CN 209853622 U CN209853622 U CN 209853622U CN 201920207519 U CN201920207519 U CN 201920207519U CN 209853622 U CN209853622 U CN 209853622U
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- ratchet
- double
- fixedly connected
- wire rope
- fold
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Abstract
The utility model discloses a ratchet for hoist, including the ratchet curb plate, the quantity of ratchet curb plate is two, fixedly connected with double-fold line reel between two ratchet curb plates, and two ratchet curb plates one side relative and the equal fixedly connected with enhancement steel sheet of inner chamber that is located double-fold line reel. The utility model discloses a ratchet curb plate, two broken line reel, the reinforcing steel plate, the cooperation of fixed disk and mounting hole is used, can be with two broken line reel design for the double break line, can be applied to on the hoist drum, the grooving is in each week within range of reel, 75% -80% grooving is straight section, all the other few parts are oblique line grooving, wire rope is when carrying out the multilayer hoist, fix upper wire rope and lower floor's wire rope cross transition's position through broken line grooving, at the grooving straightway, upper wire rope falls into the grooving that the two adjacent ropes of lower floor's wire rope form completely, make the contact between the lower floor's wire rope improve, thereby improve wire rope's life.
Description
Technical Field
The utility model relates to a ratchet technical field specifically is a ratchet for hoist.
Background
The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, also called a crown block, a gantry crane and a crane, and the hoisting equipment has the working characteristics of intermittent movement, namely corresponding mechanisms for taking, transferring, unloading and other actions in one working cycle work alternately, the crane is developed and used more and more widely in the market, a ratchet device is used as a backstop, a stopper or a stop protection device of the mechanism, the hoisting equipment is widely applied, the ratchet mechanism is a unidirectional intermittent movement mechanism consisting of a ratchet wheel and a pawl, the ratchet mechanism is commonly used on the indexing of intermittent feeding or rotating workbenches in various machine tools and automatic machines and is also commonly used on a jack, the ratchet mechanism is commonly used for preventing reversion in a manual winch, the strength of production materials used by the existing ratchet mechanism is lower, and the loss in the using process is larger, meanwhile, the groove jumping condition is easily generated when the steel wire rope is wound, and the service life of the steel wire rope is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ratchet for hoist possesses the advantage that prevents that wire rope from skipping, and it is lower to have solved the production material intensity that current ratchet used, and the loss in the use is great, very easily produces the condition of jumping the groove simultaneously when the rolling to wire rope, has reduced wire rope's life's problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a ratchet device for hoist, includes the ratchet curb plate, the quantity of ratchet curb plate is two, fixedly connected with double-fold line reel between two ratchet curb plates, and two relative one sides of ratchet curb plate just are located the equal fixedly connected with enhancement steel sheet of inner chamber of double-fold line reel, one side fixedly connected with fixed disk of ratchet curb plate, the mounting hole has been seted up on the surface of fixed disk.
Preferably, the top and the bottom of the inner cavity of the double-fold reel are fixedly connected with rib plates, and one side of each rib plate, which is far away from the double-fold reel, is fixedly connected with one side of a reinforced steel plate.
Preferably, the ratchet side plate is made of high-strength welded structural steel Q690D, and the double-fold-line winding drum is made of 35 CrMo.
Preferably, the surface of the double-fold line reel adopts a fold line rope groove, the material of the double-fold line reel adopts high-strength welding structural steel Q690D, and the yield strength reaches 690 Mpa.
Preferably, the right side of the bottom of the inner cavity of the double-fold reel is fixedly connected with a supporting structure, the supporting structure comprises a first steel frame, the right side of the first steel frame is fixedly connected with one side of the reinforced steel plate, the inner cavity of the first steel frame is fixedly connected with a second steel frame, and the right side of the second steel frame is fixedly connected with one side of the reinforced steel plate.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a ratchet curb plate, two broken line reel, the reinforcing steel plate, the cooperation of fixed disk and mounting hole is used, can be with two broken line reel design for two broken lines, can be applied to the hoist cylinder, on the hoist reel, the grooving is in each week within range of reel, 75% -80% grooving is straight section, all the other less parts are oblique line grooving, wire rope is when carrying out the multilayer hoist, fix upper wire rope and lower floor's wire rope cross transition's position through broken line grooving, at the grooving straightway, upper wire rope falls into the grooving that two adjacent ropes of lower floor's wire rope formed completely, contact between the messenger upper and lower floor wire rope improves, thereby improve wire rope's life.
2. The utility model discloses a set up the gusset, can further play the supporting role to the stiffened steel plate, guaranteed its stability, reach the effect of consolidating the enhancement, through setting up first steelframe and second steelframe, can play support and stable effect to the device, further guaranteed the device's intensity, reached the effect that has increased life, through the design that adopts the broken line grooving, can effectual winding wire rope, prevent the condition of jumping the groove.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic side view of the ratchet side plate of the present invention.
In the figure: the ratchet wheel comprises a ratchet wheel side plate 1, a double-fold-line reel 2, a reinforcing steel plate 3, a fixing plate 4, a mounting hole 5, a rib plate 6, a supporting structure 7, a first steel frame 8 and a second steel frame 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a ratchet device for a crane includes ratchet side plates 1, the number of the ratchet side plates 1 is two, a double-fold reel 2 is fixedly connected between the two ratchet side plates 1, rib plates 6 are fixedly connected to the top and the bottom of the inner cavity of the double-fold reel 2, one side of the rib plate 6 away from the double-fold reel 2 is fixedly connected to one side of a reinforced steel plate 3, the reinforced steel plate 3 can be further supported by the rib plates 6, the stability of the reinforced steel plate is ensured, and the reinforcing and reinforcing effect is achieved, the ratchet side plates 1 are made of high-strength welding structural steel Q690D, the double-fold reel 2 is made of 35CrMo, the surface of the double-fold reel 2 adopts a fold rope groove, the high-strength welding structural steel Q690D is used, the yield strength reaches 690Mpa, and by adopting the design of the fold rope groove, a steel wire rope can be effectively wound, and the groove jumping situation is prevented, the right side of the bottom of the inner cavity of the double-fold reel 2 is fixedly connected with a supporting structure 7, the supporting structure 7 comprises a first steel frame 8, the right side of the first steel frame 8 is fixedly connected with one side of a reinforced steel plate 3, the inner cavity of the first steel frame 8 is fixedly connected with a second steel frame 9, the right side of the second steel frame 9 is fixedly connected with one side of the reinforced steel plate 3, through arranging the first steel frame 8 and the second steel frame 9, the device can be supported and stabilized, the strength of the device is further ensured, the service life is prolonged, the reinforced steel plates 3 are fixedly connected on the opposite sides of two ratchet side plates 1 and the inner cavity of the double-fold reel 2, a fixed plate 4 is fixedly connected on one side of the ratchet side plate 1, mounting holes 5 are formed in the surface of the fixed plate 4, and the ratchet side plate 1, the double-fold reel 2, the reinforced steel plates 3, the fixed plate 4 and the mounting, the double-fold reel 2 can be designed into double folds and can be applied to a hoisting drum and a crane reel, 75-80% of rope grooves are straight sections in the range of each circle of the reel, the rest parts are oblique rope grooves, when the steel wire rope is hoisted in multiple layers, the positions of the cross transition of the upper layer steel wire rope and the lower layer steel wire rope are fixed through the fold line rope grooves, and the upper layer steel wire rope completely falls into the rope grooves formed by two adjacent rope loops of the lower layer steel wire rope in the straight line section of the rope grooves, so that the contact between the upper layer steel wire rope and the lower layer steel wire rope is improved, and the service life of the steel wire rope is prolonged.
When the device is used, the device mainly comprises a double-fold reel 2 and high-strength ratchet side plates 1 on two sides, the device adopts a design of a broken line rope groove, steel wire ropes can be effectively wound, the condition of groove jumping is prevented, the double-fold reel 2 is designed into a double-fold line, the double-fold line rope groove reel is applied to a hoisting roller and a crane reel, 75% -80% of the rope grooves are straight sections in each circumference range of the reel, the rest parts are oblique line grooves, when the steel wire ropes are hoisted in multiple layers, the crossed transition positions of upper layer steel wire ropes and lower layer steel wire ropes are fixed through the broken line rope grooves, and the upper layer steel wire ropes completely fall into the rope grooves formed by two adjacent rope rings of the lower layer steel wire ropes in the straight line sections of the rope grooves, so that the contact between the upper layer steel wire ropes and the lower layer steel wire.
In summary, the following steps: this ratchet device for hoist uses through the cooperation of ratchet curb plate 1, two broken line reel 2, reinforcing steel plate 3, fixed disk 4 and mounting hole 5, and it is lower to have solved the production material intensity that current ratchet mechanism used, and the loss in the use is great, and the condition of the groove that jumps very easily produces when rolling up wire rope has reduced wire rope's life's problem simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a ratchet for hoist, includes ratchet curb plate (1), its characterized in that: the quantity of ratchet curb plate (1) is two, fixedly connected with double-folding line reel (2) between two ratchet curb plates (1), and two ratchet curb plate (1) relative one side and the equal fixedly connected with reinforcing steel plate (3) of inner chamber that is located double-folding line reel (2), one side fixedly connected with fixed disk (4) of ratchet curb plate (1), mounting hole (5) have been seted up on the surface of fixed disk (4).
2. The ratchet gear for cranes according to claim 1, wherein: the top and the bottom of the inner cavity of the double-fold-line winding drum (2) are fixedly connected with rib plates (6), and one side, far away from the double-fold-line winding drum (2), of each rib plate (6) is fixedly connected with one side of the reinforced steel plate (3).
3. The ratchet gear for cranes according to claim 1, wherein: the ratchet wheel side plate (1) is made of high-strength welding structural steel Q690D, and the double-fold line winding drum (2) is made of 35 CrMo.
4. The ratchet gear for cranes according to claim 1, wherein: the surface of the double-fold line winding drum (2) adopts a fold line rope groove, the material of the double-fold line winding drum adopts high-strength welding structural steel Q690D, and the yield strength reaches 690 Mpa.
5. The ratchet gear for cranes according to claim 1, wherein: the double-fold-line winding drum is characterized in that a supporting structure (7) is fixedly connected to the right side of the bottom of an inner cavity of the double-fold-line winding drum (2), the supporting structure (7) comprises a first steel frame (8), the right side of the first steel frame (8) is fixedly connected with one side of the reinforced steel plate (3), a second steel frame (9) is fixedly connected to the inner cavity of the first steel frame (8), and the right side of the second steel frame (9) is fixedly connected with one side of the reinforced steel plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920207519.5U CN209853622U (en) | 2019-02-19 | 2019-02-19 | Ratchet wheel device for crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920207519.5U CN209853622U (en) | 2019-02-19 | 2019-02-19 | Ratchet wheel device for crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209853622U true CN209853622U (en) | 2019-12-27 |
Family
ID=68931755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920207519.5U Active CN209853622U (en) | 2019-02-19 | 2019-02-19 | Ratchet wheel device for crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209853622U (en) |
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2019
- 2019-02-19 CN CN201920207519.5U patent/CN209853622U/en active Active
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